342640060664 has 32 divisors (see below), whose sum is σ = 700931381040. Its totient is φ = 155728435200.

The previous prime is 342640060639. The next prime is 342640060667. The reversal of 342640060664 is 466060046243.

It is a super-2 number, since 2×342640060664² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342640060667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613592 + ... + 1030424.

Almost surely, 2^342640060664 is an apocalyptic number.

It is an amenable number.

342640060664 is an abundant number, since it is smaller than the sum of its proper divisors (358291320376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342640060664 is a wasteful number, since it uses less digits than its factorization.

342640060664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426191 (or 426187 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

The spelling of 342640060664 in words is "three hundred forty-two billion, six hundred forty million, sixty thousand, six hundred sixty-four".